class SetScene extends Scene{
    private SetBack:eui.Image;
    public constructor(){
        super();
    }
    public onSkinLoaded():void{
        this.SetBack.addEventListener(egret.TouchEvent.TOUCH_TAP,this.btnHandler,this);
    }
      private btnHandler(evt: egret.TouchEvent) {
		let btnFocused = evt.currentTarget;
		switch (btnFocused) {
            case this.SetBack:
                SceneManager.instance.removeScene(this);
		}
	}
}